4003671640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1009}}^1$

素因数の和:1289

約数の個数: 128

約数和(自身を含む): 9948096000

約数和(自身を除く): 5944424360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 227, 230, 380, 437, 454, 460, 760, 874, 908, 920, 1009, 1135, 1748, 1816, 2018, 2185, 2270, 3496, 4036, 4313, 4370, 4540, 5045, 5221, 8072, 8626, 8740, 9080, 10090, 10442, 17252, 17480, 19171, 20180, 20884, 21565, 23207, 26105, 34504, 38342, 40360, 41768, 43130, 46414, 52210, 76684, 86260, 92828, 95855, 99199, 104420, 116035, 153368, 172520, 185656, 191710, 198398, 208840, 229043, 232070, 383420, 396796, 440933, 458086, 464140, 495995, 766840, 793592, 881866, 916172, 928280, 991990, 1145215, 1763732, 1832344, 1983980, 2204665, 2290430, 3527464, 3967960, 4351817, 4409330, 4580860, 5267989, 8703634, 8818660, 9161720, 10535978, 17407268, 17637320, 21071956, 21759085, 26339945, 34814536, 42143912, 43518170, 52679890, 87036340, 100091791, 105359780, 174072680, 200183582, 210719560, 400367164, 500458955, 800734328, 1000917910, 2001835820, 4003671640]

約数ペア:

[(1, 4003671640), (2, 2001835820), (4, 1000917910), (5, 800734328), (8, 500458955), (10, 400367164), (19, 210719560), (20, 200183582), (23, 174072680), (38, 105359780), (40, 100091791), (46, 87036340), (76, 52679890), (92, 43518170), (95, 42143912), (115, 34814536), (152, 26339945), (184, 21759085), (190, 21071956), (227, 17637320), (230, 17407268), (380, 10535978), (437, 9161720), (454, 8818660), (460, 8703634), (760, 5267989), (874, 4580860), (908, 4409330), (920, 4351817), (1009, 3967960), (1135, 3527464), (1748, 2290430), (1816, 2204665), (2018, 1983980), (2185, 1832344), (2270, 1763732), (3496, 1145215), (4036, 991990), (4313, 928280), (4370, 916172), (4540, 881866), (5045, 793592), (5221, 766840), (8072, 495995), (8626, 464140), (8740, 458086), (9080, 440933), (10090, 396796), (10442, 383420), (17252, 232070), (17480, 229043), (19171, 208840), (20180, 198398), (20884, 191710), (21565, 185656), (23207, 172520), (26105, 153368), (34504, 116035), (38342, 104420), (40360, 99199), (41768, 95855), (43130, 92828), (46414, 86260), (52210, 76684)]